19261617260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{1259}}^1$

素因数の和:1791

約数の個数: 96

約数和(自身を含む): 42877900800

約数和(自身を除く): 23616283540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 421, 460, 790, 842, 1259, 1580, 1684, 1817, 2105, 2518, 3634, 4210, 5036, 6295, 7268, 8420, 9085, 9683, 12590, 18170, 19366, 25180, 28957, 33259, 36340, 38732, 48415, 57914, 66518, 96830, 99461, 115828, 133036, 144785, 166295, 193660, 198922, 289570, 332590, 397844, 497305, 530039, 579140, 665180, 764957, 994610, 1060078, 1529914, 1989220, 2120156, 2287603, 2650195, 3059828, 3824785, 4575206, 5300390, 7649570, 9150412, 10600780, 11438015, 12190897, 15299140, 22876030, 24381794, 41873081, 45752060, 48763588, 60954485, 83746162, 121908970, 167492324, 209365405, 243817940, 418730810, 837461620, 963080863, 1926161726, 3852323452, 4815404315, 9630808630, 19261617260]

約数ペア:

[(1, 19261617260), (2, 9630808630), (4, 4815404315), (5, 3852323452), (10, 1926161726), (20, 963080863), (23, 837461620), (46, 418730810), (79, 243817940), (92, 209365405), (115, 167492324), (158, 121908970), (230, 83746162), (316, 60954485), (395, 48763588), (421, 45752060), (460, 41873081), (790, 24381794), (842, 22876030), (1259, 15299140), (1580, 12190897), (1684, 11438015), (1817, 10600780), (2105, 9150412), (2518, 7649570), (3634, 5300390), (4210, 4575206), (5036, 3824785), (6295, 3059828), (7268, 2650195), (8420, 2287603), (9085, 2120156), (9683, 1989220), (12590, 1529914), (18170, 1060078), (19366, 994610), (25180, 764957), (28957, 665180), (33259, 579140), (36340, 530039), (38732, 497305), (48415, 397844), (57914, 332590), (66518, 289570), (96830, 198922), (99461, 193660), (115828, 166295), (133036, 144785)]